Engee Roshan Trading Shanghai Co.,Ltd

we are a chemical  company in Shanghai China.We have  been working  on all kinds of chemical for many years. specially on Estradiol , Prednisolone , Dexamethasone, Dexamethasone sodium phosphate,Betamethasone, Medroxyprogesterone , Fexofenidine HCL  MSG ,Citric acid mono and so on [详细介绍]